Gigabyte GA-P55A-UD3 User Manual

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Table of Contents
Box Contents ...................................................................................................................6
Optional Items .................................................................................................................6
GA-P55A-UD3 Motherboard Layout ................................................................................7
Block Diagram .................................................................................................................8
Chapter 1 Hardware Installation .....................................................................................9
1-1 Installation Precautions .................................................................................... 9
1-2 ProductSpecications .................................................................................... 10
1-3 Installing the CPU and CPU Cooler ............................................................... 13
1-3-1 Installing the CPU ...................................................................................................13
1-3-2 Installing the CPU Cooler .......................................................................................15
1-4 Installing the Memory ..................................................................................... 16
1-4-1 DualChannelMemoryConguration .....................................................................16
1-4-2 Installing a Memory ...............................................................................................17
1-5 Installing an Expansion Card ......................................................................... 18
1-6 Back Panel Connectors .................................................................................. 19
1-7 Internal Connectors ........................................................................................ 21
Chapter 2 BIOS Setup ..................................................................................................33
2-1 Startup Screen ............................................................................................... 34
2-2 The Main Menu .............................................................................................. 35
2-3 MB Intelligent Tweaker(M.I.T.) ........................................................................ 37
2-4 Standard CMOS Features .............................................................................. 46
2-5 Advanced BIOS Features .............................................................................. 48
2-6 Integrated Peripherals .................................................................................... 50
2-7 Power Management Setup ............................................................................. 54
2-8 PC Health Status ............................................................................................ 56
2-9 Load Fail-Safe Defaults .................................................................................. 58
2-10 Load Optimized Defaults ................................................................................ 58
2-11 Set Supervisor/User Password ...................................................................... 59
2-12 Save & Exit Setup .......................................................................................... 60
2-13 Exit Without Saving ........................................................................................ 60

Gigabyte GA-P55A-UD3 Specifications

General

Non-ECC	Yes
Memory voltage	1.5 V
Number of memory slots	4
Maximum internal memory	16 GB
Processor socket	LGA 1156 (Socket H)
Processor manufacturer	Intel
USB 2.0 connectors	2
Number of SATA connectors	8
Number of EATX power connectors	0
Special features	@BIOS Q-Flash Xpress BIOS Rescue Download Center Xpress Install Xpress Recovery2
Controller interface type	iTE IT8720
Controller 2nd interface type	ATA-133/100/66/33
Headphone outputs	6
PS/2 ports quantity	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chip	Realtek ALC888
Motherboard chipset	Intel® P55
Audio output channels	7.1 channels
Motherboard form factor	ATX
Compatible operating systems	Win XP, Vista, 7
PCI slots	3
Bundled software	Norton Internet Security
Networking features	10/100/1000 Mbit
RAID levels	0, 1, 10
BIOS memory size	32 Mbit

Weight and Dimensions

Depth	244 mm
Width	305 mm